The difference between Sum and Summation

When used as nouns, sum means a quantity obtained by addition or aggregation, whereas summation means a summarization.


Sum is also verb with the meaning: to add together.

check bellow for the other definitions of Sum and Summation

  1. Sum as a noun:

    A quantity obtained by addition or aggregation.

    Examples:

    "The sum of 3 and 4 is 7."

  2. Sum as a noun (often plural):

    An arithmetic computation, especially one posed to a student as an exercise (not necessarily limited to addition).

    Examples:

    "We're learning about division, and the sums are tricky."

  3. Sum as a noun:

    A quantity of money.

    Examples:

    "a tidy sum"

    "the sum of forty pounds"

  4. Sum as a noun:

    A summary; the principal points or thoughts when viewed together; the amount; the substance; compendium.

    Examples:

    "This is the sum of all the evidence in the case."

    "This is the sum and substance of his objections."

  5. Sum as a noun:

    A central idea or point.

  6. Sum as a noun:

    The utmost degree.

  7. Sum as a noun (obsolete):

    An old English measure of corn equal to the quarter.

  1. Sum as a verb (transitive):

    To add together.

  2. Sum as a verb (transitive):

    To give a summary of.

  1. Sum as a noun:

    The basic unit of money in Kyrgyzstan.

  2. Sum as a noun:

    The basic unit of money in Uzbekistan.

  1. Sum as a pronoun (AAVE):

  1. Summation as a noun:

    A summarization.

  2. Summation as a noun (mathematics):

    An adding up of a series of items.